AIR MATH

Math Question

Find the missing probability in the table below.
\begin{tabular}{|c|c|c|c|c|}
\hline\( X \) & 1 & 2 & 3 & 4 \\
\hline\( P(X) \) & \( 0.40 \) & \( 0.20 \) & \( 0.20 \) & \( ? \) \\
\hline
\end{tabular}
A. \( 0.10 \)
B. \( 0.20 \)
C. \( 0.80 \)
D. \( 0.40 \)

Solution

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